MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 210468bf9c97e5bbae46e464625550d20079fb3766ad33d490f06e0cd037163a. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

Quakbot

Vendor detections: 10

Maldoc score: 11

Intelligence 10 IOCs YARA 4 File information Comments

SHA256 hash:	210468bf9c97e5bbae46e464625550d20079fb3766ad33d490f06e0cd037163a
SHA3-384 hash:	5994e642f8a6ce5329a859fbbba55533f0811a990ca438f010ba02513f261863379e3b5f38c996114d06219944e59087
SHA1 hash:	e44e018503f87fa50b1ad1e7e56a3f4a3b56eff9
MD5 hash:	0ab5d82db3541b40b3ef56d03efe8a3f
humanhash:	oregon-texas-network-sixteen
File name:	Document_2039517850_12162020.xls
Download:	download sample
Signature	Quakbot Create hunting rule
File size:	55'808 bytes
First seen:	2020-12-16 19:06:34 UTC
Last seen:	2020-12-16 20:35:59 UTC
File type:	xls
MIME type:	application/vnd.ms-excel
ssdeep	1536:C7uDphYHceXVhca+fMHLtyeGxcl8OUM+RfsVrCvaBf5:C7uDphYHceXVhca+fMHLtyeGxcl8OUMN
TLSH	4143D56AB7A5C85AE504473589E397D7333BFC404FA7078B3298B30F6EB95904A03A57
Reporter	ffforward
Tags:	Qakbot qbot Quakbot xls

Office OLE Information

This malware samples appears to be an Office document. The following table provides more information about this document using oletools and oledump.

OLE id

Maldoc score: 11

Application name is Microsoft Excel

Office document is in OLE format

Office document contains VBA Macros

OLE dump

MalwareBazaar was able to identify 15 sections in this file using oledump:

Section ID	Section size	Section name
1	102 bytes	CompObj
2	272 bytes	DocumentSummaryInformation
3	208 bytes	SummaryInformation
4	38702 bytes	Workbook
5	535 bytes	_VBA_PROJECT_CUR/PROJECT
6	65 bytes	_VBA_PROJECT_CUR/PROJECTwm
7	2728 bytes	_VBA_PROJECT_CUR/VBA/_VBA_PROJECT
8	1308 bytes	_VBA_PROJECT_CUR/VBA/__SRP_0
9	188 bytes	_VBA_PROJECT_CUR/VBA/__SRP_1
10	360 bytes	_VBA_PROJECT_CUR/VBA/__SRP_2
11	190 bytes	_VBA_PROJECT_CUR/VBA/__SRP_3
12	532 bytes	_VBA_PROJECT_CUR/VBA/dir
13	976 bytes	_VBA_PROJECT_CUR/VBA/1
14	976 bytes	_VBA_PROJECT_CUR/VBA/2
15	2953 bytes	_VBA_PROJECT_CUR/VBA/

OLE vba

MalwareBazaar was able to extract and deobfuscate VBA script(s) the following information from OLE objects embedded in this file using olevba:

Type	Keyword	Description
AutoExec	Auto_Open	Runs when the Excel Workbook is opened
Suspicious	RUN	May run an executable file or a system command
Suspicious	Lib	May run code from a DLL
Suspicious	URLDownloadToFileA	May download files from the Internet
Suspicious	EXEC	May run an executable file or a system
Suspicious	Hex Strings	Hex-encoded strings were detected, may be used to obfuscate strings (option --decode to see all)

Intelligence

File Origin

# of uploads :

# of downloads :

342

Origin country :

n/a

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

Document_2039517850_12162020.xls

Verdict:

Malicious activity

Analysis date:

2020-12-16 19:08:12 UTC

Tags:

macros

Link:

https://app.any.run/tasks/79f1d786-3eba-49cd-a307-10ed83bb2bc9

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Verdict:

Malicious

File type:

application/vnd.ms-excel

Has a screenshot:

False

Contains macros:

True

Detection(s):

TwinWave.EvilDoc.DOCXSTRGOOD.AOEX4.BITSNEEDEDFOR.URLDOWNLOADTOFILE.200327.UNOFFICIAL

TwinWave.EvilDoc.DOCXSTRGOOD.AOEX4.BITSNEEDEDFOR.URLDOWNLOADTOFILE.200415.UNOFFICIAL

TwinWave.EvilDoc.Excel4Macro.HiddenSheetDLWAKEUP.20200310.UNOFFICIAL

TwinWave.EvilDoc.HiddenSheetExcel4LureRecognizer.20200915.UNOFFICIAL

TwinWave.EvilDoc.QakbotTheDuck.20200928.UNOFFICIAL

TwinWave.EvilDoc.Excel4MagicPalmersArcade.20201207.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Creating a window

DNS request

Sending an HTTP GET request

Launching a process by exploiting the app vulnerability

Result

Verdict:

Malicious

File Type:

Legacy Excel File with Macro

Link:

https://app.docguard.net/210468bf9c97e5bbae46e464625550d20079fb3766ad33d490f06e0cd037163a/results/dashboard

Document image

Image:

Download PNG

Result

Verdict:

MALICIOUS

Details

Macro Contains Suspicious String

Detected a macro with a suspicious string. Suspicious strings include privileged function calls, obfuscations, odd registry keys, etc...

Macro with DLL Reference

Detected macro logic that will load additional functionality from Dynamically Linked Libraries (DLLs). While not explicitly malicious, this is a common tactic for accessing APIs that are not otherwised exposed via Visual Basic for Applications (VBA).

Autostarting Excel Macro Sheet

Excel contains Macrosheet logic that will trigger automatically upon document open.

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/210468bf9c97e5bbae46e464625550d20079fb3766ad33d490f06e0cd037163a/

Threat name:

Document-Excel.Downloader.EncDoc

Status:

Malicious

First seen:

2020-12-16 19:07:04 UTC

AV detection:

16 of 47 (34.04%)

Threat level:

3/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=eecgrp44s7s3xlsg4rsgevkq2iaht6zxm2wthveq6bxazubxcy5a._file

Result

Malware family:

qakbot

Score:

10/10

Tags:

family:qakbot botnet:abc114 campaign:1608129413 banker cryptone macro packer stealer trojan

Link:

https://tria.ge/reports/201216-zbr96sqmva/

Behaviour

Checks SCSI registry key(s)

Checks processor information in registry

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

Program crash

Loads dropped DLL

CryptOne packer

Qakbot/Qbot

Process spawned unexpected child process

Malware Config

C2 Extraction:

86.127.22.190:443
35.139.242.207:443
108.190.194.146:2222
187.213.199.54:443
68.83.89.188:443
41.233.152.232:993
196.151.252.84:443
181.208.249.141:443
172.87.134.226:443
96.27.47.70:2222
83.110.109.78:2222
93.86.1.159:995
217.162.149.212:443
80.11.210.247:443
72.252.201.69:443
185.163.221.77:2222
189.62.175.92:22
95.76.27.6:443
45.77.115.208:443
187.213.82.104:995
47.44.217.98:443
91.138.177.114:2222
72.240.200.181:2222
71.182.142.63:443
90.53.103.26:2222
81.97.154.100:443
45.118.216.157:443
70.118.146.154:995
83.202.68.220:2222
86.97.221.121:443
67.141.11.98:443
184.189.122.72:443
189.150.111.8:2222
24.229.150.54:995
200.38.254.177:443
109.106.69.138:2222
5.204.148.208:995
109.154.79.222:2222
190.220.8.10:995
87.27.110.90:2222
65.48.208.194:443
78.101.130.59:995
75.136.26.147:443
47.138.204.19:443
140.82.49.12:443
41.205.16.222:443
67.6.54.180:443
80.227.5.70:443
193.248.154.174:2222
93.148.241.179:2222
67.249.12.146:443
109.205.204.229:2222
90.201.21.58:443
50.29.166.232:995
144.202.38.185:995
149.28.99.97:443
45.77.115.208:995
144.202.38.185:443
149.28.101.90:2222
149.28.99.97:995
149.28.101.90:995
149.28.98.196:2222
209.137.209.158:443
144.202.38.185:2222
45.63.107.192:995
45.63.107.192:443
149.28.99.97:2222
217.39.74.146:2222
82.12.157.95:995
45.63.107.192:2222
149.28.98.196:443
66.97.247.15:443
149.28.98.196:995
108.46.145.30:443
78.101.158.1:61201
103.110.6.151:2087
5.12.11.200:443
78.63.226.32:443
46.53.14.19:443
116.240.78.45:995
75.67.192.125:443
161.142.217.62:443
151.60.38.21:443
86.98.21.136:443
188.26.59.21:443
75.109.180.221:995
217.128.117.218:2222
78.181.19.134:443
5.2.212.254:443
35.136.78.225:443
24.122.0.90:443
68.131.19.52:443
197.57.67.109:443
78.154.28.105:443
2.49.219.254:22
187.155.59.73:443
83.110.213.25:443
2.50.143.154:2222
85.105.29.218:443
151.61.125.180:2222
72.93.55.22:443
39.32.147.77:995
151.73.121.136:443
24.29.30.31:443
45.77.115.208:2222
72.214.55.195:995
208.93.202.41:443
2.7.69.217:2222
81.88.254.62:443
41.225.231.43:443
62.116.43.76:53
85.101.187.146:443
73.94.229.115:443
190.31.192.34:443
51.223.138.251:443
92.154.83.96:1194
65.131.41.96:995
90.61.38.208:2222
86.122.248.164:2222
74.222.204.82:995
190.128.215.174:443
86.245.82.249:2078
188.27.116.133:443
80.195.103.146:2222
85.60.132.8:2087
74.129.26.119:443
71.58.19.33:443
189.183.206.114:443
180.151.233.178:443
41.176.38.114:995
80.11.5.65:2222
196.221.77.89:995
75.136.40.155:443
86.121.3.80:443
24.139.72.117:443
94.52.68.72:443
2.91.9.248:443
79.129.252.62:2222
5.193.148.126:2078
72.36.59.46:2222
2.50.159.19:2222
37.105.7.219:995
196.204.207.111:443
105.198.236.99:443
184.179.14.130:22
203.106.116.190:443
81.150.181.168:2222
155.186.9.160:443
2.91.235.94:443
83.110.13.182:2222

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Malicious File

Score:

1.00

Link:

https://yomi.yoroi.company/submissions/210468bf9c97e5bbae46e464625550d20079fb3766ad33d490f06e0cd037163a

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:	ach_Quakbot_xls_20201020 Create hunting rule
Author:	abuse.ch
Description:	Detects Quakbot XLS

Rule name:	Excel_Hidden_Macro_Sheet Create hunting rule

Rule name:	SUSP_EnableContent_String_Gen Create hunting rule
Author:	Florian Roth
Description:	Detects suspicious string that asks to enable active content in Office Doc
Reference:	Internal Research

Rule name:	SUSP_Excel4Macro_AutoOpen Create hunting rule
Author:	John Lambert @JohnLaTwC
Description:	Detects Excel4 macro use with auto open / close

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Quakbot

xls 210468bf9c97e5bbae46e464625550d20079fb3766ad33d490f06e0cd037163a

(this sample)

Link

https://tria.ge/201216-tg37zhq87e

Delivery method

Distributed via e-mail attachment

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